Is it possible to think like a scientist and yet have the faith of a Christian? Although many Westerners might say no, there are also many critically minded individuals who entertain what John Polkinghorne calls a "wistful wariness" toward religion--they feel unable to accept religion on rational grounds yet cannot dismiss it completely. Polkinghorne, both a particle physicist and Anglican priest, here explores just what rational grounds there could be for Christian beliefs, maintaining that the quest for motivated understanding is a concern shared by scientists and religious thinkers alike. Anyone who assumes that religion is based on unquestioning certainties, or that it need not take into account empirical knowledge, will be challenged by Polkinghorne's bottom-up examination of Christian beliefs about events ranging from creation to the resurrection.

The author organizes his inquiry around the Nicene Creed, an early statement that continues to summarize Christian beliefs. He applies to each of its tenets the question, "What is the evidence that makes you think this might be true?" The evidence Polkinghorne weighs includes the Hebrew and Christian scriptures--their historical contexts and the possible motivations for their having been written--scientific theories, and human self-consciousness as revealed in literary, philosophical, and psychological works.

He begins with the words, "We believe," and presents understandings of the nature of humanity, showing, for example, that Cartesian theory, evolution, and natural selection do not tell the entire story of what humans are about, especially in light of many sources that attest to our spirituality. Moving through the Creed, Polkinghorne considers the concept of divinity and God as creator in discussions that cover the Theory of Everything, the Big Bang Theory, and the possibility of divine presence within reality so that God is not simply an outside observer. Chapters on Jesus analyze the di